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Batch files: Snippets 1: Difference between revisions
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(New page: <span id="top"></span> <div style="padding:0;margin:0; border-bottom:3px inset #000000"> {| | MPG UniCenter || Batch Files: [[Batch files: Snippets 1 | Infor...) |
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=== Current drive letter === | === Current drive letter 1=== | ||
To pick up the current drive letter (where the batch file resides) use this: | To pick up the current drive letter (where the batch file resides) use this: | ||
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=== Current drive letter 2=== | |||
If all your batch files are located on the same drive and not run from other batch files on different drives this solution by '''jacob lee''' is worth considering. I lifted this from the [http://forum.uniformserver.com/index.php?showtopic=1481&hl= forum] and reproduce as is: | |||
using %CD% we can do a lot of things. | |||
open cmd.exe and type "echo %CD%". it will show like "C:\Documents and Settings\jacob lee" | |||
type "echo %CD:~0,1% then it will show "C" | |||
so we can change "set Disk=h" to: | |||
<pre> | |||
set Disk=%CD:~0,1% | |||
</pre> | |||
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== Read and Write a variable to a file == | == Read and Write a variable to a file == | ||
Occasionally I need to write a variable to a text file and read it back using some other batch file. It’s relatively easy to do as these examples show: | Occasionally I need to write a variable to a text file and read it back using some other batch file. It’s relatively easy to do as these examples show: | ||
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| [[Image:uc_small_logo.gif]] || [[User:Ric|Ric]] | | [[Image:uc_small_logo.gif]] || [[User:Ric|Ric]] | ||
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[[Category: UniCenter]] | [[Category: UniCenter]] | ||